/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package pkg_group2_feedback;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import pkg_group2_feedback.Feedback;
import pkg_group2_feedback.FeedbackService;

/**
 *
 * @author Joe
 */
public class FeedbackGetAllComments extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            /* TODO output your page here*/
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet FeedbackGetAllComments</title>");  
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet FeedbackGetAllComments at " + request.getContextPath () + "</h1>");
            int group = 5;
            String strproductCode = request.getParameter("productCode");
            int productCode = Integer.parseInt(strproductCode.trim());
            FeedbackService service = new FeedbackService();
            Feedback port = service.getFeedbackPort();
            try {
                List<Object> comments = port.getAllComments(group, productCode);
                int numComments = comments.size();
                out.println("<h2>This product has "+numComments+" comment(s).</h2>");
                for(int i=0;i<numComments;i++)
                {
                    int commentNumber = i+1;
                    String comment = (String) comments.get(i);
                    out.println("<h2>comment "+commentNumber+" = "+comment+"</h2>"); 
                }
            } catch (Exception_Exception ex) {
                Logger.getLogger(FeedbackGetAllComments.class.getName()).log(Level.SEVERE, null, ex);
                out.println("<h2>Exception</h2>");
            }
            out.println("</body>");
            out.println("</html>");
             
        } finally {            
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
